Walkie-Talkie SI4732 FPC Board Module V2 for Quansheng UV-K5/K6 - Upgrade Chip Crystal Oscillator for Enhanced HF Shortwave and Full-Band Reception, Supports Single & Dual Antenna Modification

• 🎵 Enhanced Audio Output: Integrates an audio amplifier to address low volume issues in SSB (single-sideband) transmissions, significantly improving sound quality and clarity. 🔧 Redesigned Bandpass Filters: Optimized FM and HF bandpass filters ensure superior signal clarity and reception across various frequency bands, enhancing overall performance. 🔒 Advanced Protection Features: Equipped with ESD tubes at the input for robust static electricity and signal protection during dual-antenna UV transmission, safeguarding your system from potential damage. 📏 High-Quality Component Selection: Utilizes a 0.12mm thick FPC soft board to prevent short circuits, supports high-frequency winding chip inductors for better filtering, and ensures reliable operation. 🔄 Dual Antenna Optimization: Features bandpass filtering at the antenna input, along with feeder and SMA connectors, allowing separate HF antenna connection without compromising the original UV performance.